package cn.tedu.jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Scanner;

public class JDBCDemo3 {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        Class.forName("com.mysql.cj.jdbc.Driver");
        Connection connection = DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true",
                //                                ^库名
                "root",
                "871762599"
        );
        Statement statement = connection.createStatement();
        Scanner scan = new Scanner(System.in);
        System.out.println("请输入用户名：");
        String userName = scan.nextLine();

        int i = statement.executeUpdate("DELETE FROM userinfo WHERE userName='"+userName+"'");
        if (i>0){
            System.out.println("注销成功！");
        }else {
            System.out.println("注销失败");
        }
        connection.close();
    }


}
